//////////////////////////////////////////////////////////////////////////////////////
//
//  Copyright (c) 2014-2015, Egret Technology Inc.
//  All rights reserved.
//  Redistribution and use in source and binary forms, with or without
//  modification, are permitted provided that the following conditions are met:
//
//     * Redistributions of source code must retain the above copyright
//       notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above copyright
//       notice, this list of conditions and the following disclaimer in the
//       documentation and/or other materials provided with the distribution.
//     * Neither the name of the Egret nor the
//       names of its contributors may be used to endorse or promote products
//       derived from this software without specific prior written permission.
//
//  THIS SOFTWARE IS PROVIDED BY EGRET AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
//  OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
//  OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
//  IN NO EVENT SHALL EGRET AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
//  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
//  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;LOSS OF USE, DATA,
//  OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
//  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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//  EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
//////////////////////////////////////////////////////////////////////////////////////
module egret {
    /**
     * @private
     * @version Egret 2.4
     * @platform Web,Native
     */
    export class ColorMatrixFilter extends Filter {
        /**
         * @private
         */
        public $matrix:Array<number> = [];
        /**
         * @private
         */
        private matrix2:Array<number> = [];

        /**
         * @version Egret 2.4
         * @platform Web,Native
         */
        constructor(matrix:Array<number> = null) {
            super();
            this.type = "colorTransform";
            this.setMatrix(matrix);
        }

        /**
         * @version Egret 2.4
         * @platform Web,Native
         */
        public get matrix():Array<number> {
            for (var i = 0; i < 20; i++) {
                this.matrix2[i] = this.$matrix[i];
            }
            return this.matrix2;
        }

        public set matrix(value:Array<number>) {
            this.setMatrix(value);
        }

        /**
         * @private
         * 
         * @param value 
         */
        private setMatrix(value:Array<number>):void {
            for (var i = 0; i < 20; i++) {
                this.$matrix[i] = (value && value[i]) || 0;
            }
        }
    }
}